Sharvy, R. (1964). Logic An Outline Robert Sharvy. Littlefield.
Lua i Stíl Chicago (17ú heag.)Sharvy, Robert. Logic An Outline Robert Sharvy. Littlefield, 1964.
Lua MLA (8ú heag.)Sharvy, Robert. Logic An Outline Robert Sharvy. Littlefield, 1964.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.